Claude Sonnet 3.6 (2022-10-22) vs Qwen: Qwen3.5 Plus 2026-02-15
Compare Claude Sonnet 3.6 (2022-10-22) by Anthropic against Qwen: Qwen3.5 Plus 2026-02-15 by Qwen, context windows of 200K vs 1.0M, tested across 42 shared challenges. Updated February 2026.






